/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2002 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The names "Ant" and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
 *    from this software without prior written permission. For written
 *    permission, please contact apache@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache"
 *    nor may "Apache" appear in their names without prior written
 *    permission of the Apache Group.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */
package com.phenix.pct;

import org.apache.tools.ant.BuildException;

import java.io.File;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;

/**
 * Dumps schema from database
 * 
 * @author <a href="mailto:justus_phenix@users.sourceforge.net">Gilles QUERRET</a>
 */
public class PCTDumpSchema extends PCTRun {
    private File destFile = null;
    private Collection tableList = null;
    private String tables = null;

    /**
     * Output file for dump
     * 
     * @param destFile File
     */
    public void setDestFile(File destFile) {
        this.destFile = destFile;
    }

    /**
     * Tables list to dump
     * @param tables the tables to dump
     */
    public void setTables(String tables) {
        this.tables = tables;
    }

    public void addConfiguredTable(PCTTable table) {
        if (this.tableList == null) {
            tableList = new ArrayList();
        }
        tableList.add(table);
    }

    private String getTableList() {
        StringBuffer sb = new StringBuffer();
        if (tables != null)
            sb.append(tables);

        if (tableList != null) {
            for (Iterator iter = tableList.iterator(); iter.hasNext();) {
                PCTTable tbl = (PCTTable) iter.next();
                if (sb.length() > 0)
                    sb.append(',');
                sb.append(tbl.getName());
            }
        }

        if (sb.length() == 0)
            return "ALL";
        else
            return sb.toString();
    }

    /**
     * Do the work
     * 
     * @throws BuildException Something went wrong
     */
    public void execute() throws BuildException {
        if (this.dbConnList == null) {
            this.cleanup();
            throw new BuildException(Messages.getString("PCTDumpSchema.0")); //$NON-NLS-1$
        }

        if (this.dbConnList.size() > 1) {
            this.cleanup();
            throw new BuildException(Messages.getString("PCTDumpSchema.1")); //$NON-NLS-1$
        }

        if (this.destFile == null) {
            this.cleanup();
            throw new BuildException(Messages.getString("PCTDumpSchema.2")); //$NON-NLS-1$
        }

        String param = destFile.toString() + ";" + getTableList();

        this.setProcedure("pct/dmpSch.p"); //$NON-NLS-1$
        this.setParameter(param);
        super.execute();
    }
}
